Linked from

The 13 pages that link to Soviet invasion of Poland, each with the reason it gives.

• Molotov–Ribbentrop PactBroader topic: It carried out the pact’s agreed division of Polish territory.

• Invasion of PolandBroader topic: Its eastward attack completed Poland’s encirclement by the two invading powers.

• German occupation of PolandRelated: The invasion created a second occupation and completed the initial partition of Polish territory.

• Katyn massacreRelated: It brought thousands of Polish officers and officials into Soviet custody.

• NKVDRelated: The NKVD followed the invasion by arresting officials and suppressing Polish institutions.

• Vyacheslav MolotovRelated: The pact’s secret protocol provided the basis for the Soviet move into eastern Poland.

• Curzon LineRelated: The invasion brought much of the territory east of the line under Soviet control.

• Treaty of RigaRelated: The invasion ended the territorial order the Riga settlement had established.

• Polish resistance movement in World War IIBroader topic: It created a second occupation and shaped resistance to Soviet rule.

• General GovernmentRelated: The Soviet advance helped determine which Polish territories Germany occupied and administered.

• KresyRelated: Soviet occupation ended Polish control of the interwar eastern provinces.

• Battle of the BzuraRelated: It further undermined Poland’s strategic position while the Bzura battle was still underway.

• Polish population transfersRelated: Soviet occupation and annexation created the territorial basis for Poles’ postwar displacement.